Yes

you do need a jacket based on the weather in Liverpool John Lennon Airport, Speke Hall Ave, Speke, Liverpool L24 1YD, UK 1 second ago

Why? Because it's fairly windy outside!
62°F17°C & Cloudy

Wind is 11 mph18 km/h from the South, gusting to 21 mph34 km/h
September 19
3am62°F17°C12 mph19 km/h SouthCloudy
4am63°F17°C12 mph20 km/h SouthCloudy
5am64°F18°C13 mph21 km/h SouthCloudy
6am65°F18°C13 mph20 km/h SouthCloudy
7am67°F19°C12 mph20 km/h SouthMostly Cloudy
8am68°F20°C12 mph20 km/h SouthMostly Cloudy
9am69°F21°C11 mph18 km/h SouthMostly Cloudy
10am69°F21°C10 mph17 km/h SouthMostly Cloudy
11am69°F21°C10 mph15 km/h SouthMostly Cloudy
12pm69°F20°C8 mph13 km/h SouthwestCloudy
1pm68°F20°C8 mph12 km/h SouthwestCloudy
2pm67°F19°C7 mph11 km/h SouthwestCloudy
DateLowHighWindDayNight
September 1862°F17°C69°F21°C11 mph17 km/h from SouthRainRain
September 1952°F11°C62°F17°C9 mph14 km/h from NorthRainRain
September 2046°F8°C56°F14°C9 mph14 km/h from NorthMostly ClearMostly Clear
September 2140°F5°C57°F14°C6 mph10 km/h from NorthwestMostly ClearPartly Cloudy
September 2245°F7°C59°F15°C5 mph7 km/h from NorthPartly CloudyPartly Cloudy
September 2344°F7°C61°F16°C6 mph10 km/h from EastPartly CloudyPartly Cloudy
September 2446°F8°C62°F17°C8 mph13 km/h from EastPartly CloudyMostly Clear

Yes

Low of 52°F11°C, High of 62°F17°C
Wind: 9 mph14 km/h
Precipitation: 95% rain

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